FIELD: sorbents.
SUBSTANCE: invention relates to synthesis of organosilicon adsorbent, which can be used in a variety of national economy fields (chemistry, pharmaceutics, public health). Proposed adsorbent is nonlinear condensation product depicted by formula
wherein n=88-98. Preparation procedure comprises reaction of 19-20 parts of alkali solution of sodium dihydroxymethylsilicate, density 1.16-1.19 g/cc, with 6 parts of sulfuric acid, density 1.195-1.205 g/cc, while stirring at 0-5 C until ripening of desired product is completed, after which product divided into small pieces and washed.
EFFECT: increased assortment of various-destination adsorbents.
2 cl, 3 dwg, 5 tbl, 3 ex
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Authors
Dates
2007-02-20—Published
2005-12-22—Filed